Germination Guide

Click on a species name below to see it's germination tips.
Search for a genus or species by entering specific words or parts of words.
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Yucca filamentosa 'Variegata'

A

Sow @ 20°C. Seed germinates within 3 months.
Yucca flaccida 'Golden Sword'

A

Sow @ 20°C. Seed germinates within 3 months.

7

Requires soaking. Place in warm water until seeds swell, usually 24-48 hours. Discard floaters and the water used for soaking. See https://youtu.be/dhL57pqnHHQ
Yucca glauca

A

Sow @ 20°C. Seed germinates within 3 months.
Yucca sp.

A

Sow @ 20°C. Seed germinates within 3 months.
Zantedeschia sp.

*

This species needs special care as described.

2

Requires darkness.

8

Pulpy coat inhibits germination. Remove by soaking and rinsing in clean water daily for approximately 7 days. Discard water.

A

Sow @ 20°C. Seed germinates within 3 months.
remove green photosynthesizing capsule which inhibits germination
Zantedeschia aethiopica

*

This species needs special care as described.

2

Requires darkness.

8

Pulpy coat inhibits germination. Remove by soaking and rinsing in clean water daily for approximately 7 days. Discard water.

A

Sow @ 20°C. Seed germinates within 3 months.
remove green photosynthesizing capsule which inhibits germination
Zantedeschia aethiopica 'Green Goddess'

A

Sow @ 20°C. Seed germinates within 3 months.

2

Requires darkness.

8

Pulpy coat inhibits germination. Remove by soaking and rinsing in clean water daily for approximately 7 days. Discard water.

*

This species needs special care as described.
remove green photosynthesizing capsule which inhibits germination
Zantedeschia elliottiana

A

Sow @ 20°C. Seed germinates within 3 months.

4

Germination is improved by using GA3.
Zauschneria californica

A

Sow @ 20°C. Seed germinates within 3 months.
Zauschneria californica ssp. garrettii

A

Sow @ 20°C. Seed germinates within 3 months.
Zauschneria californica ssp. latifolia

A

Sow @ 20°C. Seed germinates within 3 months.
Zauschneria garrettii

A

Sow @ 20°C. Seed germinates within 3 months.

3

Requires light or the small seeds should be surface sown. See https://www.youtube.com/watch?v=RgkXUSI1GWo&index=1&list=UUJfYCNSWCIuOB2...
Zea mays v. japonica

A

Sow @ 20°C. Seed germinates within 3 months.
Zea mays 'Tricolor'

A

Sow @ 20°C. Seed germinates within 3 months.
Zephyranthes citrina

!

Sow immediately. The viability of these seeds is short or the species propagates best with fresh seed. Stored seed might be coaxed into germination with temperature cycling and patience.

A

Sow @ 20°C. Seed germinates within 3 months.
Zephyranthes rosea

!

Sow immediately. The viability of these seeds is short or the species propagates best with fresh seed. Stored seed might be coaxed into germination with temperature cycling and patience.

A

Sow @ 20°C. Seed germinates within 3 months.
Zephyranthes atamasca

!

Sow immediately. The viability of these seeds is short or the species propagates best with fresh seed. Stored seed might be coaxed into germination with temperature cycling and patience.

A

Sow @ 20°C. Seed germinates within 3 months.
Zephyranthes chlorosolen

!

Sow immediately. The viability of these seeds is short or the species propagates best with fresh seed. Stored seed might be coaxed into germination with temperature cycling and patience.

A

Sow @ 20°C. Seed germinates within 3 months.
Zephyranthes drummondii

A

Sow @ 20°C. Seed germinates within 3 months.
Zephyranthes hybrid

!

Sow immediately. The viability of these seeds is short or the species propagates best with fresh seed. Stored seed might be coaxed into germination with temperature cycling and patience.

A

Sow @ 20°C. Seed germinates within 3 months.
Zephyranthes La Bufa Rosa Group

!

Sow immediately. The viability of these seeds is short or the species propagates best with fresh seed. Stored seed might be coaxed into germination with temperature cycling and patience.

A

Sow @ 20°C. Seed germinates within 3 months.
Zephyranthes macrosiphon

!

Sow immediately. The viability of these seeds is short or the species propagates best with fresh seed. Stored seed might be coaxed into germination with temperature cycling and patience.

A

Sow @ 20°C. Seed germinates within 3 months.
Zephyranthes sp.

!

Sow immediately. The viability of these seeds is short or the species propagates best with fresh seed. Stored seed might be coaxed into germination with temperature cycling and patience.

A

Sow @ 20°C. Seed germinates within 3 months.
Zephyranthes sulphurea

A

Sow @ 20°C. Seed germinates within 3 months.
Zigadenus elegans

A

Sow @ 20°C. Seed germinates within 3 months.
Zigadenus fremontii

L

Expose to fluctuating outdoor winter temperatures including freezing for 3 months. Gradually increase light and temperature in spring. See https://www.youtube.com/watch?v=SO_KKbGYTEM

Zigadenus sp.

?

We have incomplete information on the germination of this species. Sometimes we offer an educated guess about which approach you could try. Let us know what is successful.

A

Sow @ 20°C. Seed germinates within 3 months.
Zinnia elegans 'California Giants'

A

Sow @ 20°C. Seed germinates within 3 months.
Zinnia 'Paintbrush'

A

Sow @ 20°C. Seed germinates within 3 months.
Zinnia grandiflora

F

Sow @ 4°C.
Zinnia hybrids

A

Sow @ 20°C. Seed germinates within 3 months.
Zinnia peruviana

A

Sow @ 20°C. Seed germinates within 3 months.
Zinnia peruviana 'Red Spider'

A

Sow @ 20°C. Seed germinates within 3 months.
Zinnia sp.

A

Sow @ 20°C. Seed germinates within 3 months.
Zizia aptera

A

Sow @ 20°C. Seed germinates within 3 months.

3

Requires light or the small seeds should be surface sown. See https://www.youtube.com/watch?v=RgkXUSI1GWo&index=1&list=UUJfYCNSWCIuOB2...
Zizia aurea

J

Sow @4°C for 3 weeks, then place @20°C.
Ziziphora clinopodioides

A

Sow @ 20°C. Seed germinates within 3 months.
​ Primula japonica 'Carminea' ​

G

Sow @ 4°C for 3 months, then place @ 20°C for 3 months.
‎Paeonia 'Nosegay'

*

This species needs special care as described.
20°C x 3 months or longer until a 4 cm radicle appears, then 4°C x 3 months, leaf appears while chilled or in next 20°C cycle
‎Paeonia hybrid

*

This species needs special care as described.
20°C x 3 months or longer until a 4 cm radicle appears, then 4°C x 3 months, leaf appears while chilled or in next 20°C cycle
‎Paeonia lactiflora 'A la Mode'

*

This species needs special care as described.
20°C x 3 months or longer until a 4 cm radicle appears, then 4°C x 3 months, leaf appears while chilled or in next 20°C cycle
‎Paeonia lactiflora 'Carrara'

*

This species needs special care as described.
20°C x 3 months or longer until a 4 cm radicle appears, then 4°C x 3 months, leaf appears while chilled or in next 20°C cycle
‎Paeonia lactiflora 'Empress Wu's Yellow'

*

This species needs special care as described.
20°C x 3 months or longer until a 4 cm radicle appears, then 4°C x 3 months, leaf appears while chilled or in next 20°C cycle
‎Paeonia lactiflora 'Gay Paree'

*

This species needs special care as described.
20°C x 3 months or longer until a 4 cm radicle appears, then 4°C x 3 months, leaf appears while chilled or in next 20°C cycle
‎Paeonia lactiflora 'Moonstone'

*

This species needs special care as described.
20°C x 3 months or longer until a 4 cm radicle appears, then 4°C x 3 months, leaf appears while chilled or in next 20°C cycle
‎Paeonia officinalis ssp. banatica

*

This species needs special care as described.
20°C x 3 months or longer until a 4 cm radicle appears, then 4°C x 3 months, leaf appears while chilled or in next 20°C cycle
‎Paeonia Sprite'

*

This species needs special care as described.
20°C x 3 months or longer until a 4 cm radicle appears, then 4°C x 3 months, leaf appears while chilled or in next 20°C cycle